/*
 * Copyright 2011 derek.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.aocore.awesomo.tasks;

import com.aocore.awesomo.Bot;
import com.aocore.awesomo.Npc;
import com.aocore.awesomo.api.Task;

/**
 *
 * @author derek
 */
public class KillMonsterTask extends Task
{
    private Npc npc;
    private long lastAttack = 0;

    public KillMonsterTask(Npc npc)
    {
        this.npc = npc;
    }

    @Override
    public Task run(Bot bot)
    {
        // if the npc is not alive, we are done
        if (!npc.isAlive())
        {
            return null;
        }

        // if the time since last attack is < 200ms, try again later
        if (System.currentTimeMillis() - lastAttack < 200)
        {
            return this;
        }

        // set last attack time, and return an attack task
        lastAttack = System.currentTimeMillis();
        return new AttackNpcTask(npc);
    }
}
